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Caterpillar

Cat® CG – ATS for general purpose applications

Rating Range

30 - 3000 A

Transfer Type

Open Transition (CG), Delayed Transition (CGD)

Switch Type

Contactor

Overview

The CG Series – Contactor-type, Open Transition (CG) and Delayed Transition (CGD) ATS for general purpose applications offers functionality for critical emergency power applications in commercial and light industrial applications, with an enhanced feature set and LCD HMI interface.

The CG provides a durable mechanism that is tested up to 6,000 cycles. Electrical system parameters are set via the HMI and pre-configuration file upload is available via USB or Bluetooth connection.

Photos

Features

Specifications

  • Technical Summary
    Spec Value
    Rating Range 30 - 3000 A
    Transfer Type Open Transition (CG), Delayed Transition (CGD)
    Switch Type Contactor
  • System Information
    Spec Value
    Product nodes 30, 60, 100, 125, 160, 200, 260, 400, 600, 800, 1000, 1200, 1600, 2000, 2600, 3000A
    Rated Voltage and Frequency 200-480VAC, 50/60 Hz
    Phase system Single and Three (three phase only >600A)
    Number of poles 2, 3 and 4 (3 & 4 pole only >600A)
    Neutral configuration Optional Solid or Switched neutral
    Product type Open transition (I-II), Delayed Transition (I-O-II)

Standard Equipment

Control

  • LCD + keys
  • Voltage and frequency settings: Pick up and Drop out
  • Time Delay Settings: Override momentary, Transfer, Generator stop, Center-OFF, Pre-transfer, Post-transfer, Elevator Pre-signal, Elevator Post-signal, and Load shead
  • Source failure detections: No Voltage, Under/Over Voltage, Phase missing, Voltage unbalance, Invalid frequency, and Incorrect phase sequence

Additional Features

  • LED indications for ATS, S1 and S2 status
  • Open transition - Standard digital inputs/outputs (1/1)
  • Delayed transition - Standard digital inputs/outputs (2/1)
  • Programmable digital inputs/outputs
  • Auto config (voltage, frequency, phase system)
  • Source priority (Source 1/2, No priority)
  • Manual re-transfer
  • In-phase monitor (synchro check)
  • Genset exercising: on-load, off-load
  • Load shedding
  • Real time clock
  • Event log

Optional Equipment

Accessories

  • Auxiliary contacts for position indication
  • Additional digital input/output contacts (adding up to 6 each)
  • 12-24 VDC aux supply module for controller
  • Communication modules

Connectivity Capability

  • Modbus RTU (RS-485)
  • Modbus/TCP
  • Profibus DP
  • ProfiNet Yes
  • DeviceNet
  • Ethernet IP